Inventories (Tables)

3 Months Ended

Mar. 31, 2012

Inventory Disclosure [Abstract]

Schedule of Inventories

	As of	As of
	March 31, 2012	December 31, 2011
	(In $ millions)
Finished goods	549	511
Work-in-process	36	38
Raw materials and supplies	168	163
Total	753	712